[  752.932874][T14735] netdevsim netdevsim288 eni288np1: renamed from eth0
[  752.943920][T14737] netdevsim netdevsim697 eni697np1: renamed from eth1
[  753.466687][T14723] Could not find device with ifindex 2000 in netnsfd 11
[  753.467187][T14723] Could not find netns with fd: 2000
[  753.467802][T14723] Cannot link a netdevsim to itself
[  753.468218][T14723] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).